Hair conditioning composition providing reduced slimy feel while providing conditioning to wet hair

ABSTRACT

Disclosed is a hair conditioning composition having a Max force peak value of at least about 58, and a Viscosity change value of at least about 800. The composition of the present invention provides reduced slimy feel on wet hair while providing conditioning to wet hair.

FIELD OF THE INVENTION

The present invention relates to a hair conditioning composition havinga Max force peak value of at least about 58, and a Viscosity changevalue of at least about 800. The composition of the present inventionprovides reduced slimy feel on wet hair while providing conditioning towet hair.

BACKGROUND OF THE INVENTION

A variety of approaches have been developed to condition the hair. Acommon method of providing conditioning benefit is through the use ofconditioning agents such as cationic surfactants and polymers, highmelting point fatty compounds, low melting point oils, siliconecompounds, and mixtures thereof. Most of these conditioning agents areknown to provide various conditioning benefits.

However, there is still a need for providing reduced slimy feel on wethair while providing conditioning to wet hair.

None of the existing art provides all of the advantages and benefits ofthe present invention.

SUMMARY OF THE INVENTION

The present invention is directed to a hair conditioning compositionhaving a Max force peak value of at least about 58, and a Viscositychange value of at least about 800.

The composition of the present invention provides reduced slimy feel onwet hair while providing conditioning to wet hair, by having the aboveparameters.

DETAILED DESCRIPTION OF THE INVENTION

While the specification concludes with claims particularly pointing outand distinctly claiming the invention, it is believed that the presentinvention will be better understood from the following description.

Herein, “comprising” means that other steps and other ingredients whichdo not affect the end result can be added. This term encompasses theterms “consisting of” and “consisting essentially of”.

All percentages, parts and ratios are based upon the total weight of thecompositions of the present invention, unless otherwise specified. Allsuch weights as they pertain to listed ingredients are based on theactive level and, therefore, do not include carriers or by-products thatmay be included in commercially available materials.

Herein, “mixtures” is meant to include a simple combination of materialsand any compounds that may result from their combination.

The term “molecular weight” or “M.Wt.” as used herein refers to theweight average molecular weight unless otherwise stated. The weightaverage molecular weight may be measured by gel permeationchromatography.

“QS” means sufficient quantity for 100%.

Hair Conditioning Compositions

The hair conditioning composition of the present invention having a Maxforce peak value of at least about 58, and a Viscosity change value ofat least about 800. It is believed that the composition provides reducedslimy feel on wet hair by having the specific Max force peak value,while providing conditioning to wet hair by having the specificViscosity change value.

Max Force Peak Value

The composition of the present invention has a Max force peak value ofat least about 58, preferably at least about 63, more preferably atleast about 65, in view of providing reduced slimy feel on wet hair. TheMax force peak value is preferably to about 105, more preferably toabout 100, still more preferably to about 97, even more preferably toabout 95, in view of providing wet conditioning feel and/orspreadability on wet hair.

Max force peak values herein are measured by the following method:

Preparing 1 ml sample of a diluted composition (diluted with water sothat the sample contains 10% of composition in water) is prepared;

Pouring the sample on a skin mimic substrate;

Setting a finger mimic as a probe on the sample and the substrate;

Measuring Max force peak in gf (gram force) which is an initial maxforce required to move the probe on the substrate surface, by Tribiologymethod.

Obtaining the above Max force peak in gf (gram force) at least 3 timesper sample, and then calculate an average of Max force peak in gf (gramforce) to obtain a Max force peak value.

Viscosity Change Value

The composition of the present invention has a Viscosity change value ofat least about 800, preferably at least about 1000, more preferably atleast about 1200, in view of providing conditioning benefit to wet hair.The Viscosity change value is preferably to about 5000, more preferablyto about 4500, still more preferably to about 4100, in view of providingspreadability on wet hair and/or wet conditioning feel.

Viscosity change values herein are measured by the following method:

Preparing a sample of a diluted composition (diluted with water so thatthe sample contains 20% of composition in water) is prepared;

Measuring viscosities (cps) of the sample by increasing rpm from 5 rpmto 15 rpm by Viscometer;

Calculating a delta (cps) between the viscosity (cps) at 5 rpm and theviscosity (cps) at 15 rpm (viscosity (cps) at 5 rpm minus the viscosity(cps) at 15 rpm)

Obtaining the above delta (cps) at least 3 times per sample, and thencalculate an average delta (cps) to obtain a Viscosity change value.

Cyclic Compounds

Preferably, for having the above Max force peak value, while notdeteriorating wet conditioning feel, the composition of the presentinvention comprises cyclic compounds selected from the group consistingof Vitamin B3 compounds, Xanthine compounds, Salicylic acid esters, andmixtures thereof. The cyclic compounds can be included in the hairconditioning composition at a level of from about 0.2% to about 10%,preferably from about 0.5% to about 5%, more preferably from about 0.6%to about 4%, still more preferably from about 0.6% to about 4%

(1) Vitamin B3 Compound

As used herein, “vitamin B3 compound” means one or more compounds havingthe formula:

wherein R is —CONH₂ (i.e., niacinamide), —COOH (i.e., nicotinic acid) or—CH₂OH (i.e., nicotinyl alcohol); derivatives thereof; mixtures thereof;and salts of any of the foregoing.

Exemplary derivatives of the foregoing vitamin B3 compounds includenicotinic acid esters, including non-vasodilating esters of nicotinicacid (e.g., tocopherol nicotinate, and myristyl nicotinate), nicotinylamino acids, nicotinyl alcohol esters of carboxylic acids, nicotinicacid N-oxide and niacinamide N-oxide.

Preferred vitamin B3 compounds are niacinamide, in view of providing thebenefits of the present invention, and also in view of the stability inthe composition as other vitamin B3 products such as nicotinic acidesters may be decomposed to nicotinic acids.

(2) Xanthine Compound

As used herein, “xanthine compound” means one or more xanthines,derivatives thereof, and mixtures thereof. Xanthine Compounds that canbe useful herein include, but are not limited to, caffeine, xanthine,1-methyl xanthine, theophylline, theobromine, derivatives thereof, andmixtures thereof. Among these compounds, caffeine is preferred in viewof providing the benefit of the present invention, maybe in view of itssolubility in the composition.

(3) Salicylic Acid Ester

As used herein, “Salicylic acid ester” means one or more compoundshaving the following structure:

wherein Y is linear or branched alkyl having from about 1 to about 25carbon atoms, preferably from about 2 to about 15 carbon atoms, morepreferably from about 3 to about 10 carbon atoms. Highly preferredherein are those having a branched alkyl as Y. Among them, furtherpreferred is ethylhexylsalicylate.

Compound Having at Least Three Large Head Groups

Preferably, for having the above Max force peak value, while notdeteriorating wet conditioning feel, the composition of the presentinvention comprises a compound having at least three large head groups.The compound can be included in the hair conditioning composition at alevel of from about 0.1% to about 15%, preferably from about 0.2% toabout 10%, more preferably from about 0.5% to about 8%, still morepreferably from about 0.5% to about 5%.

Preferred are those in liquid at 25° C., more preferably at 15° C.,still more preferably at 11° C.

The compounds useful herein are those having at least three large headgroups, preferably at least three hydrocarbon groups wherein each of thehydrocarbon groups has from about 5 to about 50 carbons, more preferablyfrom about 6 to about 40 carbons, still more preferably from about 6 toabout 35 carbons.

The total number of the carbon atoms of such at least three large headgroups preferably hydrocarbon groups are, preferably from about 15 toabout 150, more preferably from about 18 to about 120, still morepreferably from about 18 to about 105.

The 3 hydrocarbon groups are independently, branched, straight,saturated, or unsaturated alkyl, aryl, and alkylaryl groups.

It has been surprisingly found by the inventors of the present inventionthat, differently from di-esters having two large head groups beinghydrocarbons or mono-esters having one large head group beinghydrocarbons, the compounds of the present invention having at leastthree large head groups such as hydrocarbons have synergy effect withthe specific cyclic compounds above described and provides the benefitsof the present invention.

Such compounds useful herein are, for example, triesters. Such triestersinclude, for example, glycerol triesters having the following formula:

wherein R⁴¹, R⁴², and R⁴³, are explained above as three large headgroups. Such glycerol triesters include, for example, trioctanoin (alsoknown as glycerol trioctanoate or caprylic acid triglyceride).

Such triesters also include, for example, trimethylol triesters havingthe following formula:

wherein R¹¹ is H, CH₃ or C₂H₅, and R¹², R¹³, and R¹⁴ are explained aboveas three large head groups.Such triesters further include, for example, citrate triesters thefollowing formula:

wherein R²², R²³, and R²⁴, are explained above as three large headgroups.

Another example of the compounds herein can be alkyl glutamate diestershaving the following formula:

wherein R³¹, R³², and R³³, are explained above as three large headgroups. Such alkyl glutamate diesters are, for example,Phytosteryl/Octyldodecyl Lauroyl Glutamate in which lauroyl correspondsto R³¹, Phytosteryl corresponds to R³² Octyl dodecyl corresponds to R³³.Such Phytosteryl/Octyldodecyl Lauroyl Glutamate can be supplied from,for example, Ajinomoto with a tradename Eldew PS-203.

Among the above exemplified compounds, preferred are glycerol triestersand alkyl glutamate diesters, more preferred are glycerol triesters.

Cationic Surfactant

Preferably, for having the above Viscosity change value, thecompositions of the present invention comprise a cationic surfactant.The cationic surfactant can be included in the composition at a level offrom about 1.0%, preferably from about 1.5%, more preferably from about2.0%, still more preferably from about 3.0%, and to about 25%,preferably to about 10%, more preferably to about 8.0%, still morepreferably to about 6.0% by weight of the composition, in view ofproviding the benefits of the present invention.

Preferably, in the present invention, the surfactant is water-insoluble.In the present invention, “water-insoluble surfactants” means that thesurfactants have a solubility in water at 25° C. of preferably below 0.5g/100 g (excluding 0.5 g/100 g) water, more preferably 0.3 g/100 g wateror less.

Cationic surfactant useful herein can be one cationic surfactant or amixture of two or more cationic surfactants. Preferably, the cationicsurfactant is selected from: a mono-long alkyl quaternized ammoniumsalt; a combination of a mono-long alkyl quaternized ammonium salt and adi-long alkyl quaternized ammonium salt; a mono-long alkyl amine; acombination of a mono-long alkyl amine and a di-long alkyl quaternizedammonium salt; and a combination of a mono-long alkyl amine and amono-long alkyl quaternized ammonium salt.

Mono-Long Alkyl Amine

Mono-long alkyl amine useful herein are those having one long alkylchain of preferably from 12 to 30 carbon atoms, more preferably from 16to 24 carbon atoms, still more preferably from 18 to 22 alkyl group.Mono-long alkyl amines useful herein also include mono-long alkylamidoamines Primary, secondary, and tertiary fatty amines are useful.

Particularly useful are tertiary amido amines having an alkyl group offrom about 12 to about 22 carbons. Exemplary tertiary amido aminesinclude: stearamidopropyldimethylamine, stearamidopropyldiethylamine,stearamidoethyldiethylamine, stearamidoethyldimethyl amine,palmitamidopropyldimethylamine, palmitamidopropyldiethyl amine,palmitamidoethyldiethylamine, palmitamidoethyldimethylamine,behenamidopropyldimethylamine, behenamidopropyldiethyl amine,behenamidoethyldiethylamine, behenamidoethyldimethyl amine,arachidamidopropyldimethyl amine, arachidamidopropyldiethylamine,arachidamidoethyldiethylamine, arachidamidoethyldimethylamine,diethylaminoethylstearamide. Useful amines in the present invention aredisclosed in U.S. Pat. No. 4,275,055, Nachtigal, et al.

These amines are used in combination with acids such as l-glutamic acid,lactic acid, hydrochloric acid, malic acid, succinic acid, acetic acid,fumaric acid, tartaric acid, citric acid, l-glutamic hydrochloride,maleic acid, and mixtures thereof; more preferably l-glutamic acid,lactic acid, citric acid, at a molar ratio of the amine to the acid offrom about 1:0.3 to about 1:2, more preferably from about 1:0.4 to about1:1.

Mono-Long Alkyl Quaternized Ammonium Salt

The mono-long alkyl quaternized ammonium salts useful herein are thosehaving one long alkyl chain which has from 12 to 30 carbon atoms,preferably from 16 to 24 carbon atoms, more preferably C18-22 alkylgroup. The remaining groups attached to nitrogen are independentlyselected from an alkyl group of from 1 to about 4 carbon atoms or analkoxy, polyoxyalkylene, alkylamido, hydroxyalkyl, aryl or alkylarylgroup having up to about 4 carbon atoms.

Mono-long alkyl quaternized ammonium salts useful herein are thosehaving the formula (I):

wherein one of R⁷⁵, R⁷⁶, R⁷⁷ and R⁷⁸ is selected from an alkyl group offrom 12 to 30 carbon atoms or an aromatic, alkoxy, polyoxyalkylene,alkylamido, hydroxyalkyl, aryl or alkylaryl group having up to about 30carbon atoms; the remainder of R⁷⁵, R⁷⁶, R⁷⁷ and R⁷⁸ are independentlyselected from an alkyl group of from 1 to about 4 carbon atoms or analkoxy, polyoxyalkylene, alkylamido, hydroxyalkyl, aryl or alkylarylgroup having up to about 4 carbon atoms; and X⁻ is a salt-forming anionsuch as those selected from halogen, (e.g. chloride, bromide), acetate,citrate, lactate, glycolate, phosphate, nitrate, sulfonate, sulfate,alkylsulfate, and alkyl sulfonate radicals. The alkyl groups cancontain, in addition to carbon and hydrogen atoms, ether and/or esterlinkages, and other groups such as amino groups. The longer chain alkylgroups, e.g., those of about 12 carbons, or higher, can be saturated orunsaturated. Preferably, one of R⁷⁵, R⁷⁶, R⁷⁷ and R⁷⁸ is selected froman alkyl group of from 12 to 30 carbon atoms, more preferably from 16 to24 carbon atoms, still more preferably from 18 to 22 carbon atoms, evenmore preferably 22 carbon atoms; the remainder of R⁷⁵, R⁷⁶, R⁷⁷ and R⁷⁸are independently selected from CH₃, C₂H₅, C₂H₄OH, and mixtures thereof;and X is selected from the group consisting of Cl, Br, CH₃OSO₃,C₂H₅OSO₃, and mixtures thereof.

Nonlimiting examples of such mono-long alkyl quaternized ammonium saltcationic surfactants include: behenyl trimethyl ammonium salt; stearyltrimethyl ammonium salt; cetyl trimethyl ammonium salt; and hydrogenatedtallow alkyl trimethyl ammonium salt.

Di-Long Alkyl Quaternized Ammonium Salts

When used, di-long alkyl quaternized ammonium salts are preferablycombined with a mono-long alkyl quaternized ammonium salt and/ormono-long alkyl amine salt, at the weight ratio of from 1:1 to 1:5, morepreferably from 1:1.2 to 1:5, still more preferably from 1:1.5 to 1:4,in view of stability in rheology and conditioning benefits.

Di-long alkyl quaternized ammonium salts useful herein are those havingtwo long alkyl chains of from 12 to 30 carbon atoms, more preferablyfrom 16 to 24 carbon atoms, still more preferably from 18 to 22 carbonatoms. Such di-long alkyl quaternized ammonium salts useful herein arethose having the formula (I):

wherein two of R⁷¹, R⁷², R⁷³ and R⁷⁴ are selected from an aliphaticgroup of from 12 to 30 carbon atoms, preferably from 16 to 24 carbonatoms, more preferably from 18 to 22 carbon atoms or an aromatic,alkoxy, polyoxyalkylene, alkylamido, hydroxyalkyl, aryl or alkylarylgroup having up to about 30 carbon atoms; the remainder of R⁷¹, R⁷², R⁷³and R⁷⁴ are independently selected from an aliphatic group of from 1 toabout 8 carbon atoms, preferably from 1 to 3 carbon atoms or anaromatic, alkoxy, polyoxyalkylene, alkylamido, hydroxyalkyl, aryl oralkylaryl group having up to about 8 carbon atoms; and X⁻ is asalt-forming anion selected from the group consisting of halides such aschloride and bromide, C1-C4 alkyl sulfate such as methosulfate andethosulfate, and mixtures thereof. The aliphatic groups can contain, inaddition to carbon and hydrogen atoms, ether linkages, and other groupssuch as amino groups. The longer chain aliphatic groups, e.g., those ofabout 16 carbons, or higher, can be saturated or unsaturated.Preferably, two of R⁷¹, R⁷², R⁷³ and R⁷⁴ are selected from an alkylgroup of from 12 to 30 carbon atoms, preferably from 16 to 24 carbonatoms, more preferably from 18 to 22 carbon atoms; and the remainder ofR⁷¹, R⁷², R⁷³ and R⁷⁴ are independently selected from CH₃, C₂H₅, C₂H₄OH,CH₂C₆H₅, and mixtures thereof.

Such preferred di-long alkyl cationic surfactants include, for example,dialkyl (14-18) dimethyl ammonium chloride, ditallow alkyl dimethylammonium chloride, dihydrogenated tallow alkyl dimethyl ammoniumchloride, distearyl dimethyl ammonium chloride, and dicetyl dimethylammonium chloride.

High Melting Point Fatty Compound

Preferably, for having the above Viscosity change value, the compositionof the present invention comprises a high melting point fatty compound.The high melting point fatty compound can be included in the compositionat a level of from about 2.5%, preferably from about 3.0%, morepreferably from about 4.0%, still more preferably from about 5.0%, andto about 30%, preferably to about 10%, more preferably to about 8.0% byweight of the composition, in view of providing the benefits of thepresent invention.

The high melting point fatty compound useful herein have a melting pointof 25° C. or higher, preferably 40° C. or higher, more preferably 45° C.or higher, still more preferably 50° C. or higher, in view of stabilityof the emulsion especially the gel matrix. Preferably, such meltingpoint is up to about 90° C., more preferably up to about 80° C., stillmore preferably up to about 70° C., even more preferably up to about 65°C., in view of easier manufacturing and easier emulsification. In thepresent invention, the high melting point fatty compound can be used asa single compound or as a blend or mixture of at least two high meltingpoint fatty compounds. When used as such blend or mixture, the abovemelting point means the melting point of the blend or mixture.

The high melting point fatty compound useful herein is selected from thegroup consisting of fatty alcohols, fatty acids, fatty alcoholderivatives, fatty acid derivatives, and mixtures thereof. It isunderstood by the artisan that the compounds disclosed in this sectionof the specification can in some instances fall into more than oneclassification, e.g., some fatty alcohol derivatives can also beclassified as fatty acid derivatives. However, a given classification isnot intended to be a limitation on that particular compound, but is doneso for convenience of classification and nomenclature. Further, it isunderstood by the artisan that, depending on the number and position ofdouble bonds, and length and position of the branches, certain compoundshaving certain required carbon atoms may have a melting point of lessthan the above preferred in the present invention. Such compounds of lowmelting point are not intended to be included in this section.Nonlimiting examples of the high melting point compounds are found inInternational Cosmetic Ingredient Dictionary, Fifth Edition, 1993, andCTFA Cosmetic Ingredient Handbook, Second Edition, 1992.

Among a variety of high melting point fatty compounds, fatty alcoholsare preferably used in the composition of the present invention. Thefatty alcohols useful herein are those having from about 14 to about 30carbon atoms, preferably from about 16 to about 22 carbon atoms. Thesefatty alcohols are saturated and can be straight or branched chainalcohols.

Preferred fatty alcohols include, for example, cetyl alcohol (having amelting point of about 56° C.), stearyl alcohol (having a melting pointof about 58-59° C.), behenyl alcohol (having a melting point of about71° C.), and mixtures thereof. These compounds are known to have theabove melting point. However, they often have lower melting points whensupplied, since such supplied products are often mixtures of fattyalcohols having alkyl chain length distribution in which the main alkylchain is cetyl, stearyl or behenyl group.

In the present invention, more preferred fatty alcohol is a mixture ofcetyl alcohol and stearyl alcohol.

Generally, in the mixture, the weight ratio of cetyl alcohol to stearylalcohol is preferably from about 1:9 to 9:1, more preferably from about1:4 to about 4:1, still more preferably from about 1:2.3 to about 1.5:1.

When using higher level of total cationic surfactant and high meltingpoint fatty compounds, the mixture has the weight ratio of cetyl alcoholto stearyl alcohol of preferably from about 1:1 to about 4:1, morepreferably from about 1:1 to about 2:1, still more preferably from about1.2:1 to about 2:1, in view of avoiding to get too thick forspreadability. It may also provide more conditioning on damaged part ofthe hair.

Aqueous Carrier

The composition of the present invention comprises an aqueous carrier.The level and species of the carrier are selected according to thecompatibility with other components, and other desired characteristic ofthe product.

The carrier useful in the present invention includes water and watersolutions of lower alkyl alcohols. The lower alkyl alcohols usefulherein are monohydric alcohols having 1 to 6 carbons, more preferablyethanol and isopropanol.

Preferably, the aqueous carrier is substantially water. Deionized wateris preferably used. Water from natural sources including mineral cationscan also be used, depending on the desired characteristic of theproduct. Generally, the compositions of the present invention comprisefrom about 40% to about 99%, preferably from about 50% to about 95%, andmore preferably from about 70% to about 90%, and more preferably fromabout 80% to about 90% aqueous carrier, preferably water.

Gel Matrix

Preferably, for having the above Viscosity change value, in the presentinvention, a gel matrix is formed by the cationic surfactant, the highmelting point fatty compound, and an aqueous carrier, when containingthese components. The gel matrix is suitable for providing variousconditioning benefits, such as slippery feel during the application towet hair and softness and moisturized feel on dry hair.

Preferably, when the gel matrix is formed, the cationic surfactant andthe high melting point fatty compound are contained at a level such thatthe weight ratio of the cationic surfactant to the high melting pointfatty compound is in the range of, preferably from about 1:1 to about1:10, more preferably from about 1:1.5 to about 1:7, still morepreferably from about 1:2 to about 1:6, in view of providing improvedwet conditioning benefits.

Preferably, when the gel matrix is formed, the composition of thepresent invention is substantially free of anionic surfactants, in viewof stability of the gel matrix. In the present invention, “thecomposition being substantially free of anionic surfactants” means that:the composition is free of anionic surfactants; or, if the compositioncontains anionic surfactants, the level of such anionic surfactants isvery low. In the present invention, a total level of such anionicsurfactants, if included, preferably 1% or less, more preferably 0.5% orless, still more preferably 0.1% or less by weight of the composition.Most preferably, the total level of such anionic surfactants is 0% byweight of the composition.

Silicone Compound

The compositions of the present invention may further contain a siliconecompound. It is believed that the silicone compound can providesmoothness and softness on dry hair. The silicone compounds herein canbe used at levels by weight of the composition of preferably from about0.1% to about 20%, more preferably from about 0.5% to about 10%, stillmore preferably from about 1% to about 8%.

Preferably, the silicone compounds have an average particle size of fromabout 1 microns to about 50 microns, in the composition.

The silicone compounds useful herein, as a single compound, as a blendor mixture of at least two silicone compounds, or as a blend or mixtureof at least one silicone compound and at least one solvent, have aviscosity of preferably from about 1,000 to about 2,000,000 mPa·s at 25°C.

The viscosity can be measured by means of a glass capillary viscometeras set forth in Dow Corning Corporate Test Method CTM0004, Jul. 20,1970. Suitable silicone fluids include polyalkyl siloxanes, polyarylsiloxanes, polyalkylaryl siloxanes, polyether siloxane copolymers, aminosubstituted silicones, quaternized silicones, and mixtures thereof.Other nonvolatile silicone compounds having conditioning properties canalso be used.

Preferred polyalkyl siloxanes include, for example,polydimethylsiloxane, polydiethylsiloxane, and polymethylphenylsiloxane.Polydimethylsiloxane, which is also known as dimethicone, is especiallypreferred.

The above polyalkylsiloxanes are available, for example, as a mixturewith silicone compounds having a lower viscosity. Such mixtures have aviscosity of preferably from about 1,000 mPa·s to about 100,000 mPa·s,more preferably from about 5,000 mPa·s to about 50,000 mPa·s. Suchmixtures preferably comprise: (i) a first silicone having a viscosity offrom about 100,000 mPa·s to about 30,000,000 mPa·s at 25° C., preferablyfrom about 100,000 mPa·s to about 20,000,000 mPa·s; and (ii) a secondsilicone having a viscosity of from about 5 mPa·s to about 10,000 mPa·sat 25° C., preferably from about 5 mPa·s to about 5,000 mPa·s. Suchmixtures useful herein include, for example, a blend of dimethiconehaving a viscosity of 18,000,000 mPa·s and dimethicone having aviscosity of 200 mPa·s available from GE Toshiba, and a blend ofdimethicone having a viscosity of 18,000,000 mPa·s andcyclopentasiloxane available from GE Toshiba.

The silicone compounds useful herein also include a silicone gum. Theterm “silicone gum”, as used herein, means a polyorganosiloxane materialhaving a viscosity at 25° C. of greater than or equal to 1,000,000centistokes. It is recognized that the silicone gums described hereincan also have some overlap with the above-disclosed silicone compounds.This overlap is not intended as a limitation on any of these materials.The “silicone gums” will typically have a mass molecular weight inexcess of about 200,000, generally between about 200,000 and about1,000,000. Specific examples include polydimethylsiloxane,poly(dimethylsiloxane methylvinylsiloxane) copolymer,poly(dimethylsiloxane diphenylsiloxane methylvinylsiloxane) copolymerand mixtures thereof. The silicone gums are available, for example, as amixture with silicone compounds having a lower viscosity. Such mixturesuseful herein include, for example, Gum/Cyclomethicone blend availablefrom Shin-Etsu.

Silicone compounds useful herein also include amino substitutedmaterials. Preferred aminosilicones include, for example, those whichconform to the general formula (I):

(R₁)_(a)G_(3-a)-Si—(—OSiG₂)_(n)-(—OSiG_(b)(R₁)_(2-b))_(m)—O-SiG_(3-a)(R₁)_(a)

wherein G is hydrogen, phenyl, hydroxy, or C₁-C₈ alkyl, preferablymethyl; a is 0 or an integer having a value from 1 to 3, preferably 1; bis 0, 1 or 2, preferably 1; n is a number from 0 to 1,999; m is aninteger from 0 to 1,999; the sum of n and m is a number from 1 to 2,000;a and m are not both 0; R₁ is a monovalent radical conforming to thegeneral formula C_(q)H_(2q)L, wherein q is an integer having a valuefrom 2 to 8 and L is selected from the following groups:—N(R₂)CH₂—CH₂—N(R₂)₂; —N(R₂)₂; —N(R₂)₃A⁻; —N(R₂)CH₂—CH₂—NR₂H₂A⁻; whereinR₂ is hydrogen, phenyl, benzyl, or a saturated hydrocarbon radical,preferably an alkyl radical from about C₁ to about C₂₀; A⁻ is a halideion.

Highly preferred amino silicones are those corresponding to formula (I)wherein m=0, a=1, q=3, G=methyl, n is preferably from about 1500 toabout 1700, more preferably about 1600; and L is —N(CH₃)₂ or —NH₂, morepreferably —NH₂. Another highly preferred amino silicones are thosecorresponding to formula (I) wherein m=0, a=1, q=3, G=methyl, n ispreferably from about 400 to about 600, more preferably about 500; and Lis —N(CH₃)₂ or —NH₂, more preferably —NH₂. Such highly preferred aminosilicones can be called as terminal aminosilicones, as one or both endsof the silicone chain are terminated by nitrogen containing group.

The above aminosilicones, when incorporated into the composition, can bemixed with solvent having a lower viscosity. Such solvents include, forexample, polar or non-polar, volatile or non-volatile oils. Such oilsinclude, for example, silicone oils, hydrocarbons, and esters. Amongsuch a variety of solvents, preferred are those selected from the groupconsisting of non-polar, volatile hydrocarbons, volatile cyclicsilicones, non-volatile linear silicones, and mixtures thereof. Thenon-volatile linear silicones useful herein are those having a viscosityof from about 1 to about 20,000 centistokes, preferably from about 20 toabout 10,000 centistokes at 25° C. Among the preferred solvents, highlypreferred are non-polar, volatile hydrocarbons, especially non-polar,volatile isoparaffins, in view of reducing the viscosity of theaminosilicones and providing improved hair conditioning benefits such asreduced friction on dry hair. Such mixtures have a viscosity ofpreferably from about 1,000 mPa·s to about 100,000 mPa·s, morepreferably from about 5,000 mPa·s to about 50,000 mPa·s.

Other suitable alkylamino substituted silicone compounds include thosehaving alkylamino substitutions as pendant groups of a siliconebackbone. Highly preferred are those known as “amodimethicone”.Commercially available amodimethicones useful herein include, forexample, BY16-872 available from Dow Corning.

The silicone compounds may further be incorporated in the presentcomposition in the form of an emulsion, wherein the emulsion is made mymechanical mixing, or in the stage of synthesis through emulsionpolymerization, with or without the aid of a surfactant selected fromanionic surfactants, nonionic surfactants, cationic surfactants, andmixtures thereof.

Silicone Polymer Containing Quaternary Groups

Silicone compounds useful herein include, for example, a SiliconePolymer Containing Quaternary Groups comprising terminal ester groups,having a viscosity up to 100,000 mPa·s and a D block length of greaterthan 200 D units. Without being bound by theory, this low viscositysilicone polymer provides improved conditioning benefits such as smoothfeel, reduced friction, and prevention of hair damage, while eliminatingthe need for a silicone blend.

Structurally, the silicone polymer is a polyorganosiloxane compoundcomprising one or more quaternary ammonium groups, at least one siliconeblock comprising greater than 200 siloxane units, at least onepolyalkylene oxide structural unit, and at least one terminal estergroup. In one or more embodiments, the silicone block may comprisebetween 300 to 500 siloxane units.

The silicone polymer is present in an amount of from about 0.05% toabout 15%, preferably from about 0.1% to about 10%, more preferably fromabout 0.15% to about 5%, and even more preferably from about 0.2% toabout 4% by weight of the composition.

In a preferred embodiment, the polyorganosiloxane compounds have thegeneral formulas (Ia) and (Ib):

M-Y—[—(N⁺R₂-T-N⁺R₂)—Y-]_(m)-[—(NR²-A-E-A′-NR²)—Y-]_(k)-M  (Ia)

M-Y—[—(N⁺R₂-T-N⁺R₂)—Y-]_(m)-[—(N⁺R² ₂-A-E-A′-N⁺R² ₂)—Y-]_(k)-M  (Ib)

wherein:m is >0, preferred 0.01 to 100, more preferred 0.1 to 100, even morepreferred 1 to 100, specifically 1 to 50, more specifically 1 to 20,even more specifically 1 to 10,k is 0 or an average value of from >0 to 50, or preferably from 1 to 20,or even more preferably from 1 to 10,M represents a terminal group, comprising terminal ester groups selectedfrom

—OC(O)—Z

—OS(O)₂—Z

—OS(O₂)O—Z

—OP(O)(O—Z)OH

—OP(O)(O—Z)₂

wherein Z is selected from monovalent organic residues having up to 40carbon atoms, optionally comprising one or more hetero atoms. A and A′each are independently from each other selected from a single bond or adivalent organic group having up to 10 carbon atoms and one or morehetero atoms, and E is a polyalkylene oxide group of the generalformula:

—[CH₂CH₂[O]_(q)—CH₂CH(CH₃)O]_(r)—[CH₂CH(C₂H₅)O]_(s)—

wherein q=0 to 200, r=0 to 200, s=0 to 200, and q+r+s=1 to 600.R² is selected from hydrogen or R,R is selected from monovalent organic groups having up to 22 carbonatoms and optionally one or more heteroatoms, and wherein the freevalencies at the nitrogen atoms are bound to carbon atoms,Y is a group of the formula:

wherein R1═C₁-C₂₂-alkyl, C₁-C₂₂-fluoroalkyl or aryl; n=200 to 1000, andthese can be identical or different if several S Groups are present inthe polyorganosiloxane compound.K is a bivalent or trivalent straight chain, cyclic and/or branchedC₂-C₄₀ hydrocarbon residue which is optionally interrupted by —O—, —NH—,trivalent N, —NR¹—, —C(O)—, —C(S)—, and optionally substituted with —OH,wherein R¹ is defined as above,T is selected from a divalent organic group having up to 20 carbon atomsand one or more hetero atoms.

The residues K may be identical or different from each other. In the—K—S—K-moiety, the residue K is bound to the silicon atom of the residueS via a C—Si-bond.

Due to the possible presence of amine groups (—(NR²-A-E-A′-NR²)—) in thepolyorganosiloxane compounds, they may have protonated ammonium groups,resulting from the protonation of such amine groups with organic orinorganic acids. Such compounds are sometimes referred to as acidaddition salts of the polyorganosiloxane compounds.

In a preferred embodiment the molar ratio of the quaternary ammoniumgroups b) and the terminal ester groups c) is less than 100:20, evenmore preferred is less than 100:30 and is most preferred less than100:50. The ratio can be determined by ¹³C-NMR.

In a further embodiment, the polyorganosiloxane composition maycomprise:

A) at least one polyorganosiloxane compound, comprising a) at least onepolyorganosiloxane group, b) at least one quaternary ammonium group, c)at least one terminal ester group, and d) at least one polyalkyleneoxide group (as defined before),B) at least one polyorganosiloxane compound, comprising at least oneterminal ester group, different from compound A).

In the definition of component A) it can be referred to the descriptionof the polyorganosiloxane compounds of the invention. Thepolyorganosiloxane compound B) differs from the polyorganosiloxanecompound A) preferably in that it does not comprise quaternary ammoniumgroups. Preferred polyorganosiloxane compounds B) result from thereaction of monofunctional organic acids, in particular carboxylicacids, and polyorganosiloxane containing bisepoxides.

In the polyorganosiloxane compositions the weight ratio of compound A)to compound B) is preferably less than 90:10. Or in other words, thecontent of component B) is at least 10 weight percent. In a furtherpreferred embodiment of the polyorganosiloxane compositions in compoundA) the molar ratio of the quaternary ammonium groups b) and the terminalester groups c) is less than 100:10, even more preferred is less than100:15 and is most preferred less than 100:20.

The silicone polymer has a viscosity at 20° C. and a shear rate of 0.1s⁻¹ (plate-plate system, plate diameter 40 mm, gap width 0.5 mm) of lessthan 100,000 mPa·s (100 Pa·s). In further embodiments, the viscositiesof the neat silicone polymers may range from 500 to 100,000 mPa·s, orpreferably from 500 to 70,000 mPa·s, or more preferably from 500 to50,000 mPa·s, or even more preferably from 500 to 20,000 mPa·s. Infurther embodiments, the viscosities of the neat polymers may range from500 to 10,000 mPa·s, or preferably 500 to 5000 mPa·s determined at 20°C. and a shear rate of 0.1 s⁻¹.

In addition to the above listed silicone polymers, the followingpreferred compositions are provided below. For example, in thepolyalkylene oxide group E of the general formula:

—[CH₂CH₂O]_(q)—[CH₂CH(CH₃)O]_(r)—[CH₂CH(C₂H)O]_(s)—

wherein the q, r, and s indices may be defined as follows:q=0 to 200, or preferably from 0 to 100, or more preferably from 0 to50, or even more preferably from 0 to 20,r=0 to 200, or preferably from 0 to 100, or more preferably from 0 to50, or even more preferably from 0 to 20,s=0 to 200, or preferably from 0 to 100, or more preferably from 0 to50, or even more preferably from 0 to 20, andq+r+s=1 to 600, or preferably from 1 to 100, or more preferably from 1to 50, or even more preferably from 1 to 40.

For polyorganosiloxane structural units with the general formula S:

R¹═C₁-C₂₂-alkyl, C₁-C₂₂-fluoroalkyl or aryl; n=from 200 to 1000, orpreferably from 300 to 500, K (in the group —K—S—K—) is preferably abivalent or trivalent straight chain, cyclical or branched C₂-C₂₀hydrocarbon residue which is optionally interrupted by —O—, —NH—,trivalent N, —NR¹—, —C(O)—, —C(S)—, and optionally substituted with —OH.

In specific embodiments, R¹ is C₁-C₁₈ alkyl, C₁-C₁₈ fluoroalkyl andaryl. Furthermore, R¹ is preferably C₁-C₁₈ alkyl, C₁-C₆ fluoroalkyl andaryl. Furthermore, R¹ is more preferably C₁-C₆ alkyl, C₁-C₆ fluoroalkyl,even more preferably C₁-C₄ fluoroalkyl, and phenyl. Most preferably, R¹is methyl, ethyl, trifluoropropyl and phenyl.

As used herein, the term “C₁-C₂₂ alkyl” means that the aliphatichydrocarbon groups possess from 1 to 22 carbon atoms which can bestraight chain or branched. Methyl, ethyl, propyl, n-butyl, pentyl,hexyl, heptyl, nonyl, decyl, undecyl, isopropyl, neopentyl and1,2,3-trimethyl hexyl moieties serve as examples.

Further as used herein, the term “C₁-C₂₂ fluoroalkyl” means aliphatichydrocarbon compounds with 1 to 22 carbon atoms which can be straightchain or branched and are substituted with at least one fluorine atom.Monofluormethyl, monofluoroethyl, 1,1,1-trifluoroethyl, perfluoroethyl,1,1,1-trifluoropropyl, 1,2,2-trifluorobutyl are suitable examples.

Moreover, the term “aryl” means unsubstituted or phenyl substituted onceor several times with OH, F, Cl, CF₃, C₁-C₆ alkyl, C₁-C₆ alkoxy, C₃-C₇cycloalkyl, C₂-C₆ alkenyl or phenyl. Aryl may also mean naphthyl.

For the embodiments of the polyorganosiloxanes, the positive chargesresulting from the ammonium group(s), are neutralized with inorganicanions such as chloride, bromide, hydrogen sulfate, sulfate, or organicanions, like carboxylates deriving from C₁-C₃₀ carboxylic acids, forexample acetate, propionate, octanoate, especially from C₁₀-C₁₈carboxylic acids, for example decanoate, dodecanoate, tetradecanoate,hexadecanoate, octadecanoate and oleate, alkylpolyethercarboxylate,alkylsulphonate, arylsulphonate, alkylarylsulphonate, alkylsulphate,alkylpolyethersulphate, phosphates derived from phosphoric acid monoalkyl/aryl ester and phosphoric acid dialkyl/aryl ester. The propertiesof the polyorganosiloxane compounds can be, inter alia, modified basedupon the selection of acids used.

The quaternary ammonium groups are usually generated by reacting thedi-tertiary amines with an alkylating agents, selected from inparticular di-epoxides (sometimes referred to also as bis-epoxides) inthe presence of mono carboxylic acids and difunctional dihalogen alkylcompounds.

In a preferred embodiment the polyorganosiloxane compounds are of thegeneral formulas (Ia) and (Ib):

M-Y—[—(N⁺R₂-T-N⁺R₂)—Y-]_(m)-[—(NR²-A-E-A′-NR²)—Y-]_(k)-M  (Ia)

M-Y—[—(N⁺R₂-T-N⁺R₂)—Y-]_(m)-[—(N⁺R² ₂-A-E-A′-N⁺R² ₂)—Y-]_(k)-M  (Ib)

wherein each group is as defined above; however, the repeating units arein a statistical arrangement (i.e., not a block-wise arrangement).

In a further preferred embodiment the polyorganosiloxane compounds maybe also of the general formulas (IIa) or (IIb):

M-Y—[—N⁺R₂—Y-]_(m)-[—(NR²-A-E-A′-NR²)—Y-]_(k)-M  (IIa)

M-Y—[—N⁺R₂—Y-]_(m)-[—(N⁺R² ₂-A-E-A′-N⁺R² ₂)—Y-]_(k)-M  (IIb)

wherein each group is as defined above. Also in such formula therepeating units are usually in a statistical arrangement (i.e. not ablock-wise arrangement).

wherein, as defined above, M is

—OC(O)—Z,

—OS(O)₂—Z

—OS(O₂)O—Z

—OP(O)(O—Z)OH

—OP(O)(O—Z)₂

Z is a straight chain, cyclic or branched saturated or unsaturatedC₁-C₂₀, or preferably C₂ to C₁₈, or even more preferably a hydrocarbonradical, which can be interrupted by one or more —O—, or —C(O)— andsubstituted with —OH. In a specific embodiment, M is —OC(O)—Z resultingfrom normal carboxylic acids in particular with more than 10 carbonatoms like for example dodecanoic acid.

In a further embodiment, the molar ratio of thepolyorganosiloxane-containing repeating group —K—S—K— and thepolyalkylene repeating group -A-E-A′- or -A′-E-A- is between 100:1 and1:100, or preferably between 20:1 and 1:20, or more preferably between10:1 and 1:10.

In the group —(N⁺R₂-T-N⁺R₂)—, R may represent a monovalent straightchain, cyclic or branched C₁-C₂₀ hydrocarbon radical, which can beinterrupted by one or more —O—, —C(O)— and can be substituted by —OH, Tmay represent a divalent straight-chain, cyclic, or branched C₁-C₂₀hydrocarbon radical, which can be interrupted by —O—, —C(O)— and can besubstituted by hydroxyl.

The above described polyorganosiloxane compounds comprising quaternaryammonium functions and ester functions may also contain: 1) individualmolecules which contain quaternary ammonium functions and no esterfunctions; 2) molecules which contain quaternary ammonium functions andester functions; and 3) molecules which contain ester functions and noquaternary ammonium functions. While not limited to structure, the abovedescribed polyorganosiloxane compounds comprising quaternary ammoniumfunctions and ester functions are to be understood as mixtures ofmolecules comprising a certain averaged amount and ratio of bothmoieties.

Various monofunctional organic acids may be utilized to yield theesters. Exemplary embodiments include C₁-C₃₀ carboxylic acids, forexample C₂, C₃, C₈ acids, C₁₀-C₁₈ carboxylic acids, for example C₁₂,C₁₄, C₁₆ acids, saturated, unsaturated and hydroxyl functionalized C₁₈acids, alkylpolyethercarboxylic acids, alkylsulphonic acids,arylsulphonic acids, alkylarylsulphonic acids, alkylsulphuric acids,alkylpolyethersulphuric acids, phosphoric acid mono alkyl/aryl estersand phosphoric acid dialkyl/aryl esters.

Additional Components

The composition of the present invention may include other additionalcomponents, which may be selected by the artisan according to thedesired characteristics of the final product and which are suitable forrendering the composition more cosmetically or aesthetically acceptableor to provide them with additional usage benefits. Such other additionalcomponents generally are used individually at levels of from about0.001% to about 10%, preferably up to about 5% by weight of thecomposition.

A wide variety of other additional components can be formulated into thepresent compositions. These include: other conditioning agents such ashydrolysed collagen with tradename Peptein 2000 available from Hormel,vitamin E with tradename Emix-d available from Eisai, panthenolavailable from Roche, panthenyl ethyl ether available from Roche,hydrolysed keratin, proteins, plant extracts, and nutrients;preservatives such as benzyl alcohol, methyl paraben, propyl paraben andimidazolidinyl urea; pH adjusting agents, such as citric acid, sodiumcitrate, succinic acid, phosphoric acid, sodium hydroxide, sodiumcarbonate; coloring agents, such as any of the FD&C or D&C dyes;perfumes; ultraviolet and infrared screening and absorbing agents suchas benzophenones; and antidandruff agents such as zinc pyrithione;non-ionic surfactant such as mono-9-octadecanoatepoly(oxy-1,2-ethanediyl) supplied as, for example, Tween 20; and buffersuch as aminomethyl propanol.

Product Forms

The compositions of the present invention can be in the form ofrinse-off products or leave-on products, and can be formulated in a widevariety of product forms, including but not limited to creams, gels,emulsions, mousses and sprays. The composition of the present inventionis especially suitable for hair conditioners especially leave-on,leave-in, and/or no-rinse hair conditioners. Leave-on and leave-in hairconditioners are generally used on dry, semi-wet, and/or wet hairwithout rinsing out the conditioner. By no-rinse hair conditioners, whatis meant herein is a hair conditioner used on semi-wet to wet hair aftershampooing, without rinsing out the conditioner, preferably inside ofbathroom.

Key Features of the Invention

The present invention is directed to the following key features.

1. A hair conditioning composition having a Max force peak value of atleast about 58, preferably at least about 63, more preferably at leastabout 65, and a Viscosity change value of at least about 800, preferablyat least about 1000, more preferably at least about 1200.2. The hair conditioning composition of Claim 1, wherein the compositionhas a Max force peak to about 105, preferably to about 100, morepreferably to about 97.3. The hair conditioning composition of any of the preceding claims,wherein the composition has a Viscosity change value of to about 5000.4. The hair conditioning composition of any of the preceding claims,wherein the composition comprises from about 1.0% to about 10% by weightof a cationic surfactant.5. The hair conditioning composition of any of the preceding claims,wherein the composition comprises from about 2.5% to about 30% by weightof a high melting point fatty compound.6. The hair conditioning composition of any of the preceding claims,wherein the composition comprises from about 0.2% to about 10% by weightof a cyclic compound selected from the group consisting of a vitamin B3compound, a xanthine compound, a salicylic acid ester, and mixturesthereof, preferably wherein the vitamin B3 compound is niacinamide, axanthine compound is caffeine, a salicylic acid ester is ethylhexylsalicylate7. The hair conditioning composition of any of the preceding claims,wherein the composition comprises from about 0.1% to about 25% by weightof a compound having at least three large head groups, preferablywherein the at least three large head groups are at least threehydrocarbon groups wherein each of the hydrocarbon groups has from about5 to about 50 carbons.8. The hair conditioning composition of any of the preceding claims,wherein the composition comprises from about 50% to about 95% by weighof an aqueous carrier.9. The hair conditioning composition of Claim 7, wherein the compoundhaving at least three head groups are triester having three hydrocarbongroups wherein each of the hydrocarbon groups has from about 5 to about50 carbons, preferably wherein the compound having at least three headgroups are glycerol triester having three hydrocarbon groups whereineach of the hydrocarbon groups has from about 5 to about 50 carbons.10. The hair conditioning composition of Claim 7, wherein the compoundhaving at least three head groups are alkyl glutamate diesters havingthree hydrocarbon groups wherein each of the hydrocarbon groups has fromabout 5 to about 50 carbons.

Examples

The following examples further describe and demonstrate embodimentswithin the scope of the present invention. The examples are given solelyfor the purpose of illustration and are not to be construed aslimitations of the present invention, as many variations thereof arepossible without departing from the spirit and scope of the invention.Where applicable, ingredients are identified by chemical or CTFA name,or otherwise defined below.

Compositions (wt %)

Components Ex.1 CEx. i CEx. ii Behenyl trimethylammonium 2.97 2.97 —methosulfate Cetyl alcohol 1.18 1.18 — Stearyl alcohol 2.93 2.93 —Niacinamide 1.8 2 — Trioctanoin 1.8 — 66.6 Caprylic/capric triglyceride0.8 — 33.4 Silicone compound *1 2.5 3.0 — Polysorbate-20 — 0.05 —Preservatives 0.5 0.5 — Perfume 0.5 0.5 — Panthenol — — — Panthenylethyl ether — — — Deionized Water q.s. to 100% of the — composition Maxforce peak value 72 54 101 Viscosity change value 3036 1789 0(Not-measurable) Slimy feel on wet hair 3.1 4.5 2.3 (Lower score isbetter in view of reduced slimy feel) Conditioning feel on 3.4 4.5 1.5wet hair (Higher score is better)

DEFINITIONS OF COMPONENTS

*1 Silicone compound: Available from Momentive having the followingformula:

M-Y—[—(N⁺R₂-T-N⁺R₂)—Y-]_(m)-[—(N⁺R² ₂-A-E-A′-N⁺R² ₂)—Y-]_(k)-M

wherein

M lauric ester Y K—S—K K CH₂—CHOH—CH₂—O—C₃H₆ S PDMS block with 368siloxane units R, R² Methyl T C₆H₁₂ A CH₂—COO— A′ CO—CH₂ E Ethyleneoxide (CH₂—CH₂—O) with average degree of ethoxylation of 2 Ratio ofsilicone blocks:alkylene 1:1 oxide blocks Total Viscosity 4700 mPa · s

Method of Preparation

The above hair care composition of “Ex. 1” of the present invention andhair care compositions of “CEx. i” through “CEx. ii” as comparativeexamples can be prepared by any conventional method well known in theart.

Properties and Conditioning Benefits

For the above compositions, Max peak force and Viscosity change valueare measured by the method described above in detail. Slimy feel on wethair and conditioning feel on wet hair are evaluated by the followingmethods. Results of the measurements and evaluation are also shownabove.

The embodiment disclosed and represented by “Ex. 1” is a hairconditioning composition of the present invention which is particularlyuseful for the use on semi-wet to wet hair after shampooing, withoutrinsing out the conditioning composition. Such embodiment has manyadvantages. For example, it provides reduced slimy feel on wet hairwhile providing conditioning to wet hair, by having the aboveparameters.

Such advantages can be understood by the comparison between the exampleof the present invention “Ex. 1” and the comparative examples “CEx.i andCEx.ii”.

Slimy Feel on Wet Hair and Conditioning Feel on Wet Hair

Slimy feel on wet hair and Conditioning feel on wet hair is evaluated bya panelist test. 6 panelists evaluated the compositions on their hairafter wetting, by applying appropriate amounts to their wet hair, but asame amount for each composition. Panelists evaluated each compositionfor Slimy feel from 1 (very good, less slimy) to 5 (very poor, tooslimy), and also for Conditioning feel from 1 (very poor, lessconditioning feel) to 5 (very good, improved conditioning feel). Thedata from the panelists were gathered, averaged, and scored, andcompared.

The dimensions and values disclosed herein are not to be understood asbeing strictly limited to the exact numerical values recited. Instead,unless otherwise specified, each such dimension is intended to mean boththe recited value and a functionally equivalent range surrounding thatvalue. For example, a dimension disclosed as “40 mm” is intended to mean“about 40 mm.”

Every document cited herein, including any cross referenced or relatedpatent or application and any patent application or patent to which thisapplication claims priority or benefit thereof, is hereby incorporatedherein by reference in its entirety unless expressly excluded orotherwise limited. The citation of any document is not an admission thatit is prior art with respect to any invention disclosed or claimedherein or that it alone, or in any combination with any other referenceor references, teaches, suggests or discloses any such invention.Further, to the extent that any meaning or definition of a term in thisdocument conflicts with any meaning or definition of the same term in adocument incorporated by reference, the meaning or definition assignedto that term in this document shall govern.

While particular embodiments of the present invention have beenillustrated and described, it would be obvious to those skilled in theart that various other changes and modifications can be made withoutdeparting from the spirit and scope of the invention. It is thereforeintended to cover in the appended claims all such changes andmodifications that are within the scope of this invention

What is claimed is:
 1. A hair conditioning composition having a Maxforce peak value of at least about 58, and a Viscosity change value ofat least about
 800. 2. The hair conditioning composition of claim 1,wherein the composition has a Max force peak at least about
 63. 3. Thehair conditioning composition of claim 1, wherein the composition has aMax force peak at least about
 65. 4. The hair conditioning compositionof claim 1, wherein the composition has a Max force peak to about 105.5. The hair conditioning composition of claim 1, wherein the compositionhas a Max force peak to about
 100. 6. The hair conditioning compositionof claim 1, wherein the composition has a Max force peak to about
 97. 7.The hair conditioning composition of claim 1, wherein the compositionhas a Viscosity change value of at least about
 1000. 8. The hairconditioning composition of claim 1, wherein the composition has aViscosity change value of at least about
 1200. 9. The hair conditioningcomposition of claim 1, wherein the composition has a Viscosity changevalue of to about
 5000. 10. The hair conditioning composition of claim1, wherein the composition comprises from about 1.0% to about 10% byweight of a cationic surfactant.
 11. The hair conditioning compositionof claim 1, wherein the composition comprises from about 2.5% to about30% by weight of a high melting point fatty compound.
 12. The hairconditioning composition of claim 1, wherein the composition comprisesfrom about 0.2% to about 10% by weight of a cyclic compound selectedfrom the group consisting of a vitamin B3 compound, a xanthine compound,a salicylic acid ester, and mixtures thereof
 13. The hair conditioningcomposition of claim 1, wherein the composition comprises from about0.1% to about 25% by weight of a compound having at least three largehead groups.
 14. The hair conditioning composition of claim 1, whereinthe composition comprises from about 50% to about 95% by weigh of anaqueous carrier.
 15. The hair conditioning composition of claim 12,wherein the vitamin B3 compound is niacinamide, a xanthine compound iscaffeine, a salicylic acid ester is ethylhexyl salicylate.
 16. The hairconditioning composition of claim 13, wherein the at least three largehead groups are at least three hydrocarbon groups wherein each of thehydrocarbon groups has from about 5 to about 50 carbons.
 17. The hairconditioning composition of claim 13, wherein the compound having atleast three head groups are triester having three hydrocarbon groupswherein each of the hydrocarbon groups has from about 5 to about 50carbons.
 18. The hair conditioning composition of claim 17, wherein thecompound having at least three head groups are glycerol triester havingthree hydrocarbon groups wherein each of the hydrocarbon groups has fromabout 5 to about 50 carbons.
 19. The hair conditioning composition ofclaim 17, wherein the compound having at least three head groups arealkyl glutamate diesters having three hydrocarbon groups wherein each ofthe hydrocarbon groups has from about 5 to about 50 carbons.